ohmic contact


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ohmic contact

[′ō·mik ′kän‚takt]
(electricity)
A region where two materials are in contact, which has the property that the current flowing through it is proportional to the potential difference across it.
References in periodicals archive ?
The second generation MOSFET has a new gate design, a more sophisticated ohmic contact and a thinner substrate, the comparison between the 2 generation is doing in the report.
To achieve a good ohmic contact, the evaporated Ag was annealed at 500[degrees]C for 30 min.
Yang and his colleagues also use a Z-scheme in their system only they deploy two Earth abundant and stable semiconductors - silicon and titanium oxide - loaded with co-catalysts and with an ohmic contact inserted between them.
Electrodes on the back of these power devices have two purposes: To make ohmic contact with Si substrates and to provide solder joints with heat sink substrates.
In this case, an ohmic contact is formed between the metal and the semiconductor and the metal acts as a reduction site.
It provides ohmic contact and fires through passivation layers.
RFMD's RF MEMS switches are high-power, ohmic contact MEMS switches that are post-processed above-IC on RF CMOS SOI wafers and are encapsulated in hermetically sealed wafer level packaged (WLP) dielectric domes.
First, the back ohmic contact was fabricated by evaporating Al on the p-type Si using a PVD-HANDY/ 2S-TE (Vaksis Co.
The scanning tip can also be directly used to make ohmic contact with the circuit node, allowing the AFM to act as a microscope and micromachined wire probe at the same time.
Backside Metallization with good adhesion and Ohmic contact to the current drain of a power MOSFET is essential for low on-resistance of these devices.
As discussed, these films were cast onto ITO coated glass slides, where the ITO forms the backside ohmic contact of the diode.
NASDAQ: KOPN) announced a new ohmic contact technology on gallium nitride (GaN) that has very low contact resistance and a very high degree of stability.